AreaTrigger.cpp

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/*
* This file is part of Project SkyFire https://www.projectskyfire.org.
* See LICENSE.md file for Copyright information
*/
 
#include "AreaTrigger.h"
#include "Log.h"
#include "ObjectAccessor.h"
#include "SpellInfo.h"
#include "Unit.h"
 
AreaTrigger::AreaTrigger() : WorldObject(false), _duration(0)
{
    m_objectType |= TYPEMASK_AREATRIGGER;
    m_objectTypeId = TypeID::TYPEID_AREATRIGGER;
 
    m_updateFlag = UPDATEFLAG_STATIONARY_POSITION;
 
    m_valuesCount = AREATRIGGER_END;
}
 
void AreaTrigger::AddToWorld()
{
    if (!IsInWorld())
    {
        sObjectAccessor->AddObject(this);
        WorldObject::AddToWorld();
    }
}
 
void AreaTrigger::RemoveFromWorld()
{
    if (IsInWorld())
    {
        if (!IsInWorld())
            return;
 
        WorldObject::RemoveFromWorld();
        sObjectAccessor->RemoveObject(this);
    }
}
 
bool AreaTrigger::CreateAreaTrigger(uint32 guidlow, uint32 triggerEntry, Unit* caster, SpellInfo const* spell, Position const& pos)
{
    SetMap(caster->GetMap());
    Relocate(pos);
    if (!IsPositionValid())
    {
        SF_LOG_ERROR("sql.sql", "AreaTrigger (spell %u) not created. Invalid coordinates (X: %f Y: %f)", spell->Id, GetPositionX(), GetPositionY());
        return false;
    }
 
    WorldObject::_Create(guidlow, HIGHGUID_AREATRIGGER, caster->GetPhaseMask());
 
    SetEntry(triggerEntry);
    SetDuration(spell->GetDuration());
 
    SetObjectScale(1.0f);
 
    SetUInt64Value(AREATRIGGER_FIELD_CASTER, caster->GetGUID());
    SetUInt32Value(AREATRIGGER_FIELD_DURATION, spell->GetDuration());
    SetUInt32Value(AREATRIGGER_FIELD_SPELL_ID, spell->Id);
    SetUInt32Value(AREATRIGGER_FIELD_SPELL_VISUAL_ID, spell->SpellVisual[0]);
    //AREATRIGGER_FIELD_EXPLICIT_SCALE // NYI
 
    if (!GetMap()->AddToMap(this))
        return false;
 
    return true;
}
 
void AreaTrigger::Update(uint32 p_time)
{
    if (GetDuration() > int32(p_time))
        _duration -= p_time;
    else
        Remove(); // expired
 
    WorldObject::Update(p_time);
}
 
void AreaTrigger::Remove()
{
    if (IsInWorld())
    {
        SendObjectDeSpawnAnim(GetGUID());
        RemoveFromWorld();
        AddObjectToRemoveList();
    }
}